Intel Xeon E3-1240L v3 vs Intel Xeon L5520

Comparative analysis of Intel Xeon E3-1240L v3 and Intel Xeon L5520 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E3-1240L v3

Intel Xeon L5520

Differences

Reasons to consider the Intel Xeon E3-1240L v3

Around 21% higher clock speed: 3.00 GHz vs 2.48 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 45 nm
2.4x lower typical power consumption: 25 Watt vs 60 Watt
Around 79% better performance in PassMark - Single thread mark: 1739 vs 969
Around 24% better performance in PassMark - CPU mark: 5655 vs 4561

Specifications (specs)
Maximum frequency	3.00 GHz vs 2.48 GHz
Manufacturing process technology	22 nm vs 45 nm
Thermal Design Power (TDP)	25 Watt vs 60 Watt
Benchmarks
PassMark - Single thread mark	1739 vs 969
PassMark - CPU mark	5655 vs 4561

Reasons to consider the Intel Xeon L5520

4.5x more maximum memory size: 144 GB vs 32 GB

Maximum memory size	144 GB vs 32 GB
Max number of CPUs in a configuration	2 vs 1

Compare benchmarks

CPU 1: Intel Xeon E3-1240L v3
CPU 2: Intel Xeon L5520

PassMark - Single thread mark

CPU 1

CPU 2

1739

969

PassMark - CPU mark

CPU 1

CPU 2

5655

4561

Name	Intel Xeon E3-1240L v3	Intel Xeon L5520
PassMark - Single thread mark	1739	969
PassMark - CPU mark	5655	4561
Geekbench 4 - Single Core		2032
Geekbench 4 - Multi-Core		6619

Compare specifications (specs)

	Intel Xeon E3-1240L v3	Intel Xeon L5520
Essentials
Architecture codename	Haswell	Nehalem EP
Launch date	Q2'14	March 2009
Place in performance rating	1436	1431
Processor Number	E3-1240LV3	L5520
Series	Intel® Xeon® Processor E3 v3 Family	Legacy Intel® Xeon® Processors
Status	Launched	Launched
Vertical segment	Server	Server
Launch price (MSRP)		$100
Price now		$12.92
Value for money (0-100)		100.00
Performance
64 bit support
Base frequency	2.00 GHz	2.26 GHz
Bus Speed	5 GT/s DMI2	5.86 GT/s QPI
Manufacturing process technology	22 nm	45 nm
Maximum frequency	3.00 GHz	2.48 GHz
Number of cores	4	4
Number of QPI Links	0	2
Number of threads	8	8
Die size		263 mm2
L1 cache		64 KB (per core)
L2 cache		256 KB (per core)
L3 cache		8192 KB (shared)
Maximum core temperature		70°C
Transistor count		731 million
VID voltage range		0.75V -1.35V
Memory
Max memory channels	2	3
Maximum memory bandwidth	25.6 GB/s	25.6 GB/s
Maximum memory size	32 GB	144 GB
Supported memory types	DDR3 and DDR3L 1333/1600 at 1.5V	DDR3 800/1066
ECC memory support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	2
Package Size	37.5mm x 37.5mm	42.5mm x 45mm
Sockets supported	FCLGA1150	FCLGA1366
Thermal Design Power (TDP)	25 Watt	60 Watt
Thermal Solution	PCG 2013A
Peripherals
Max number of PCIe lanes	16
PCI Express revision	3.0
PCIe configurations	1x16, 2x8, 1x8/2x4
Scalability	1S Only
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Demand Based Switching
Physical Address Extensions (PAE)		40-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)